MTL - The Upgrade System of All Realms Starts From Conquering Naruto - Chapter 18 Rasengan, you are mine

QiLeren had just cleared the bad ending of «The Nightmare Games» when his laptop died well before its time. His luck seemed to follow him as he was transported, along with the other passengers, to a hospital following an accident between his bus and a truck. Upon waking in a transfusion hall rather than a ward, QiLeren felt a familiar sense of dread as he took in the hospital that held no trace of other people…

Book 1 of a Trilogy

- Description from Novelupdates

After transmigrating, medical expert Gu Qingxue became a widow with three small babies waiting to be fed.

Armed with a Miracle Doctor System, she used the needles in her hands to snatch people from the god of hell, raised the craziest children possible, and abused the scum of all scums!

But, no one could have expected her to accidentally provoke a famous war god from the frontier region!

The man had looks, money, and status. He pulled her back to his place to become his regent consort.

Gu Qingxue told him frankly that she was already married and had children, so it was a no! But then…

Who can tell her why all her children looked like him?!

Her second baby, Xiao Daimao, faced his father and said to everyone, “My mommy is very knowledgeable, so why would we need a father?!” Her third baby, Xiao Mian’ao, would boast whenever he saw people, “My mommy has a beautiful, sweet voice. It’s enough that I have my mommy!”

Only her eldest child was mature, remaining calm and unaffected. Then, her fourth child shouted, “Brother! Dad is climbing the walls again!”

Her eldest child, who had been unruffled a moment ago, picked up a big stick and rushed out immediately.

He would guard his mother till the end!

She found that her fiance was sick and squeamish, but it was a little expensive to raise.
The poor and poor high-level bosses have to make money to support their husbands while accumulating merits.
Then, he went to the construction site to move bricks and was caught by his husband. He set up a stall at the door to tell fortunes and was carried back by his husband. He went out to catch demons and was carried back by his husband.
The big devil is very distressed, what should my husband do if he always wants to keep her at home?
Yu Chao is rich and Huaizhi is helpless, what should the little girl always like to go to dangerous places?

- Description from novelbuddy

Within the virtual world of “Avalon Online”, Finn, or otherwise known as “Echo” within the game, was one of its greatest players. After logging off from a long session, however, he notices something awry outside of his apartment.The streets were flooded with chaos, screams echo through the night, and hell is loot loose. Monsters from Avalon Online are running through the streets, wrecking havoc. In the midst of this hellish awakening, Finn is greeted with the one gift bestowed to humanity in this dark hour:[...Assessing life experience…][Assessment Complete][Name: Finn Thorne][Age: 20][Designated Class: Assassin][Starting Level: 5][A [Legacy System] has been bestowed to you for your accomplishments within Avalon.][Assimilation System Awakened.]In this twisted turn, as the world as it was once known is gone with the arrival of magic and monsters, the remnants of humanity must level up if they wish to survive.Finn is left in this dark, hopeless apocalypse, using his own experience from Avalon Online to best survive what seems to be an impossible task.